.side-pannel {
    position: fixed;
    width: 50px;
    bottom: 150px;
    right: 20px;
    z-index: 1000;
}

.side-bar>a ,.dh{
    width: 50px;
    height: 50px;
    position: relative;
    text-align: center;
    margin-bottom: 10px;
    display: block;
    float: left;
    border-radius: 50%;
    background: rgba(51, 51, 51, .9);
    transition: all .3s ease-out;
    cursor: pointer;
}

.side-bar>a:hover {
    background: #40ca1d;
}

.side-bar .dh:hover {
    background: #40ca1d;
}

.side-bar .dh .hide {
    width: 166px;
    position: absolute;
    left: -166px;
    top: -35px;
}

.side-bar .dh .hied_con {
    width: 150px;
    background: #222;
    border-radius: 4px;
    color: #fff;
    padding: 5px 0 15px 0;
    box-shadow: 0 0 8px 0 rgba(0, 0, 0, .2);
    transition: width .3s ease-in-out;
    display: none;
}

.side-bar .dh:hover .hied_con {
    display: block
}

.side-bar .dh .hide dl {
    width: 110px;
    margin: 0 auto;
    overflow: hidden;
    text-align: left;
    line-height: 22px;
    font-size: 12px;
    margin-top: 10px;
}

.side-bar .dh .hide dl dt a {
    color: #fff;
    font-family: Gotham, "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 16px;
    font-weight: bold;
}

.f_top {
    display: block;
    font-size: 24px;
    font-family: "icomoon";
    color: #fff;
    line-height: 50px;
}

.side-bar a i {
    font-family: 'icomoon';
}

.up_qq:before {
    content: "\eabd"
}

.up_dl:before {
    content: "\e976"
}

.up_up {
    font-size: 20px;
}

.up_up:before {
    content: "\ea32"
}


i,
em {
    font-style: normal;
}